Xll CONTENTS. 



Page 



Mr. J. Powrie's Notice of a Fossiliferous Deposit near Farnell, in Forfarshire, 

 N.B 89 



Professor Phillips on the Geology of the Vicinity of Oxford 90 



Mr. Joseph Prestwich on some New Facts in relation to the Section of the 

 Cliff at Mundesley, Norfolk 90 



Mr. J. Price on Slickensides 91 



Mr. William Pengelly on the Chronological and Geographical Distribution 

 of the Devonian Fossils of Devon and Cornwall 91 



Professor H. D. Rogers on some Phenomena of Metamorphism in Coal in the 

 United States 101 



Rev. Professor Sedgwick on the Geology of the Neighbourhood of Cambridge 

 and the Fossils of the Upper Greensand 101 



Rev. Gilbert N. Smith on three undescribed Bone-Caves near Tenbv, Pem- 

 brokeshire 101 



Rev. W. S. Symonds on the Selection of a Peculiar Geological Habitat by 

 some of the rarer British Plants 102 



Rev. H. B. Tristram on the Geological System of the Central Sahara of 

 Algeria 102 



Mr. J. F. Whiteaves on the Invertebrate Fauna of the Lower Oolites of 

 Oxford shire 104 



Captain Woodall on the Intermittent Springs of the Chalk and Oolite of the 

 Neighbourhood of Scarborough 108 



Mr. Thomas Wright on the Avicula contorta Beds and Lower Lias in the 

 South of England 108 



BOTANY AND ZOOLOGY, including PHYSIOLOGY. 



General. 



Mr. Philip P. Carpenter on the Progress of Natural Science in the United 

 States and Canada 109 



Professor Daubeny's Remarks on the Final Causes of the Sexuality of Plants, 

 with particular reference to Mr. Darwin's Work ' On the Origin of Species 

 by Natural Selection ' 109 



Botany. 



Professor Dowden on a Plant Poisoning a Plant 110 



Dr. C. Dresser on Abnormal Forms of Pass] 'flora carulea 110 



. on the Morphological Laws in Plants 110 



Rev. Professor Henslow on the supposed Germination of Mummy Wheal 110 



Mr. John Hogg on the Distinctions of a Plant and an Animal, and on a Fourth 

 Kingdom of Nature Ill 



Mr. M. T. Masters on the Normal and Abnormal Variations from an assumed 

 Type in Plants 112 



Dr. G. Ogilvie on the Structure of Fern Stems 112 



Zoology. 



Mr. Frank T. Euckland on the Acclimatization of Animals, Birds, &c, in 

 the United Kingdom 113 



